Home / 291,566.16-437,398.92-133,808.04

Finding the Fourth Proportional to 291,566.16, 437,398.92 and 133,808.04

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Solution

The fourth proportional to 291,566.16, 437,398.92 and 133,808.04 is: 200,734.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,566.16 : 437,398.92 = 133,808.04 : x
  2. Step 2: Convert to fraction form
    291,566.16/437,398.92 = 133,808.04/x
  3. Step 3: Cross multiply
    291,566.16x = 437,398.92 × 133,808.04
  4. Step 4: Simplify right side
    291,566.16x = 58,527,492,183.32
  5. Step 5: Solve for x
    x = 58,527,492,183.32/291,566.16
  6. Step 6: Final answer
    x = 200,734.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.